package cn.curry.controller;

import cn.curry.domain.User;
import com.netflix.hystrix.contrib.javanica.annotation.HystrixCommand;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.client.RestTemplate;

@RestController
@RequestMapping("/order")
public class OrderController {
    @Autowired
    private RestTemplate restTemplate;

    @GetMapping("/{id}")
    @HystrixCommand(fallbackMethod = "getUserByIdFallBackMethod")
    public User getUserById(@PathVariable("id") Long id){
        //1.定义url请求的路径
        String url = "http://user-server/user/" + id;
        return restTemplate.getForObject(url,User.class);
    }
    public User getUserByIdFallBackMethod(@PathVariable("id") Long id){
        return new User(-1l, "服务熔断触发", "用户服务不可用！");
    }
}
